/**
 * Test count commands against the config servers, including when some of them are down.
 * This test fails when run with authentication due to SERVER-6327
 */
(function() {
"use strict";

var st = new ShardingTest({name: 'sync_conn_cmd', shards: 0});
st.s.setSlaveOk(true);

var configDB = st.config;
var coll = configDB.test;

for( var x = 0; x < 10; x++ ){
    assert.writeOK(coll.insert({ v: x }));
}

if (st.configRS) {
    // Make sure the inserts are replicated to all config servers.
    st.configRS.awaitReplication();
}

var testNormalCount = function(){
    var cmdRes = configDB.runCommand({ count: coll.getName() });
    assert( cmdRes.ok );
    assert.eq( 10, cmdRes.n );
};

var testCountWithQuery = function(){
    var cmdRes = configDB.runCommand({ count: coll.getName(), query: { v: { $gt: 6 }}});
    assert( cmdRes.ok );
    assert.eq( 3, cmdRes.n );
};

// Use invalid query operator to make the count return error
var testInvalidCount = function(){
    var cmdRes = configDB.runCommand({ count: coll.getName(), query: { $c: { $abc: 3 }}});
    assert( !cmdRes.ok );
    assert( cmdRes.errmsg.length > 0 );
};

// Test with all config servers up
testNormalCount();
testCountWithQuery();
testInvalidCount();

// Test with the first config server down
MongoRunner.stopMongod(st.c0);

testNormalCount();
testCountWithQuery();
testInvalidCount();

// Test with the first and second config server down
MongoRunner.stopMongod(st.c1);
jsTest.log( 'Second server is down' );

testNormalCount();
testCountWithQuery();
testInvalidCount();

st.stop();

}());
